Mercurial > sdl-ios-xcode

annotate src/cpuinfo/SDL_cpuinfo.c @ 1364:4214be2b8d77

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Fix typo
author Patrice Mandin <patmandin@gmail.com>
date Thu, 16 Feb 2006 22:00:06 +0000
parents 19418e4422cb
children d910939febfa
rev   line source
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1 /*
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2 SDL - Simple DirectMedia Layer
1312
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1229
diff changeset
3 Copyright (C) 1997-2006 Sam Lantinga
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5 This library is free software; you can redistribute it and/or
1312
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1229
diff changeset
6 modify it under the terms of the GNU Lesser General Public
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
7 License as published by the Free Software Foundation; either
1312
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1229
diff changeset
8 version 2.1 of the License, or (at your option) any later version.
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
9
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
10 This library is distributed in the hope that it will be useful,
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
1312
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1229
diff changeset
13 Lesser General Public License for more details.
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
14
1312
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1229
diff changeset
15 You should have received a copy of the GNU Lesser General Public
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1229
diff changeset
16 License along with this library; if not, write to the Free Software
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1229
diff changeset
17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
18
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
19 Sam Lantinga
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
20 slouken@libsdl.org
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
21 */
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
22
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
23 /* CPU feature detection for SDL */
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
24
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
25 #include "SDL.h"
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
26 #include "SDL_cpuinfo.h"
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
27
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
28 #if SDL_ALTIVEC_BLITTERS && HAVE_SETJMP
793
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
29 #include <signal.h>
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
30 #include <setjmp.h>
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
31 #endif
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
32
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
33 #if MACOSX
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
34 #include <sys/sysctl.h> /* For AltiVec check */
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
35 #endif
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
36
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
37 #define CPU_HAS_RDTSC 0x00000001
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
38 #define CPU_HAS_MMX 0x00000002
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
39 #define CPU_HAS_MMXEXT 0x00000004
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
40 #define CPU_HAS_3DNOW 0x00000010
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
41 #define CPU_HAS_3DNOWEXT 0x00000020
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
42 #define CPU_HAS_SSE 0x00000040
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
43 #define CPU_HAS_SSE2 0x00000080
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
44 #define CPU_HAS_ALTIVEC 0x00000100
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
45
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
46 #if SDL_ALTIVEC_BLITTERS && HAVE_SETJMP
793
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
47 /* This is the brute force way of detecting instruction sets...
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
48 the idea is borrowed from the libmpeg2 library - thanks!
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
49 */
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
50 static jmp_buf jmpbuf;
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
51 static void illegal_instruction(int sig)
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
52 {
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
53 longjmp(jmpbuf, 1);
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
54 }
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
55 #endif /* HAVE_SETJMP */
793
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
56
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
57 static __inline__ int CPU_haveCPUID()
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
58 {
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
59 int has_CPUID = 0;
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
60 #if defined(__GNUC__) && defined(i386)
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
61 __asm__ (
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
62 " pushfl # Get original EFLAGS \n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
63 " popl %%eax \n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
64 " movl %%eax,%%ecx \n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
65 " xorl $0x200000,%%eax # Flip ID bit in EFLAGS \n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
66 " pushl %%eax # Save new EFLAGS value on stack \n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
67 " popfl # Replace current EFLAGS value \n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
68 " pushfl # Get new EFLAGS \n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
69 " popl %%eax # Store new EFLAGS in EAX \n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
70 " xorl %%ecx,%%eax # Can not toggle ID bit, \n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
71 " jz 1f # Processor=80486 \n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
72 " movl $1,%0 # We have CPUID support \n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
73 "1: \n"
784
a2dde6aff60e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 778
diff changeset
74 : "=m" (has_CPUID)
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
75 :
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
76 : "%eax", "%ecx"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
77 );
881
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
parents: 804
diff changeset
78 #elif defined(__GNUC__) && defined(__x86_64__)
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
parents: 804
diff changeset
79 /* Technically, if this is being compiled under __x86_64__ then it has
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
parents: 804
diff changeset
80 CPUid by definition. But it's nice to be able to prove it. :) */
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
parents: 804
diff changeset
81 __asm__ (
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
parents: 804
diff changeset
82 " pushfq # Get original EFLAGS \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
parents: 804
diff changeset
83 " popq %%rax \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
parents: 804
diff changeset
84 " movq %%rax,%%rcx \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
parents: 804
diff changeset
85 " xorl $0x200000,%%eax # Flip ID bit in EFLAGS \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
parents: 804
diff changeset
86 " pushq %%rax # Save new EFLAGS value on stack \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
parents: 804
diff changeset
87 " popfq # Replace current EFLAGS value \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
parents: 804
diff changeset
88 " pushfq # Get new EFLAGS \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
parents: 804
diff changeset
89 " popq %%rax # Store new EFLAGS in EAX \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
parents: 804
diff changeset
90 " xorl %%ecx,%%eax # Can not toggle ID bit, \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
parents: 804
diff changeset
91 " jz 1f # Processor=80486 \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
parents: 804
diff changeset
92 " movl $1,%0 # We have CPUID support \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
parents: 804
diff changeset
93 "1: \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
parents: 804
diff changeset
94 : "=m" (has_CPUID)
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
parents: 804
diff changeset
95 :
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
parents: 804
diff changeset
96 : "%rax", "%rcx"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
parents: 804
diff changeset
97 );
1152
51a8702d8ecd Updates to PocketPC (WinCE) support, thanks to Dmitry Yakimov at
Ryan C. Gordon <icculus@icculus.org>
parents: 887
diff changeset
98 #elif defined(_MSC_VER) && (defined(_M_IX86) || defined(_X86_))
749
06cdd106d61c Updated Visual C++ support
Sam Lantinga <slouken@libsdl.org>
parents: 747
diff changeset
99 __asm {
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
100 pushfd ; Get original EFLAGS
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
101 pop eax
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
102 mov ecx, eax
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
103 xor eax, 200000h ; Flip ID bit in EFLAGS
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
104 push eax ; Save new EFLAGS value on stack
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
105 popfd ; Replace current EFLAGS value
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
106 pushfd ; Get new EFLAGS
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
107 pop eax ; Store new EFLAGS in EAX
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
108 xor eax, ecx ; Can not toggle ID bit,
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
109 jz done ; Processor=80486
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
110 mov has_CPUID,1 ; We have CPUID support
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
111 done:
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
112 }
1229
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
113 #elif defined(__sun) && defined(__x86)
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
114 __asm (
1229
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
115 " pushfl \n"
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
116 " popl %eax \n"
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
117 " movl %eax,%ecx \n"
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
118 " xorl $0x200000,%eax \n"
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
119 " pushl %eax \n"
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
120 " popfl \n"
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
121 " pushfl \n"
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
122 " popl %eax \n"
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
123 " xorl %ecx,%eax \n"
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
124 " jz 1f \n"
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
125 " movl $1,-8(%ebp) \n"
1229
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
126 "1: \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
127 );
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
128 #elif defined(__sun) && defined(__amd64)
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
129 __asm (
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
130 " pushfq \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
131 " popq %rax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
132 " movq %rax,%rcx \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
133 " xorl $0x200000,%eax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
134 " pushq %rax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
135 " popfq \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
136 " pushfq \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
137 " popq %rax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
138 " xorl %ecx,%eax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
139 " jz 1f \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
140 " movl $1,-8(%rbp) \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
141 "1: \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
142 );
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
143 #endif
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
144 return has_CPUID;
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
145 }
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
146
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
147 static __inline__ int CPU_getCPUIDFeatures()
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
148 {
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
149 int features = 0;
881
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
parents: 804
diff changeset
150 #if defined(__GNUC__) && ( defined(i386) || defined(__x86_64__) )
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
151 __asm__ (
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
152 " movl %%ebx,%%edi\n"
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
153 " xorl %%eax,%%eax # Set up for CPUID instruction \n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
154 " cpuid # Get and save vendor ID \n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
155 " cmpl $1,%%eax # Make sure 1 is valid input for CPUID\n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
156 " jl 1f # We dont have the CPUID instruction\n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
157 " xorl %%eax,%%eax \n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
158 " incl %%eax \n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
159 " cpuid # Get family/model/stepping/features\n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
160 " movl %%edx,%0 \n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
161 "1: \n"
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
162 " movl %%edi,%%ebx\n"
784
a2dde6aff60e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 778
diff changeset
163 : "=m" (features)
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
164 :
887
b4b64bb88f2f Date: Mon, 10 May 2004 10:17:46 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 881
diff changeset
165 : "%eax", "%ecx", "%edx", "%edi"
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
166 );
1152
51a8702d8ecd Updates to PocketPC (WinCE) support, thanks to Dmitry Yakimov at
Ryan C. Gordon <icculus@icculus.org>
parents: 887
diff changeset
167 #elif defined(_MSC_VER) && (defined(_M_IX86) || defined(_X86_))
749
06cdd106d61c Updated Visual C++ support
Sam Lantinga <slouken@libsdl.org>
parents: 747
diff changeset
168 __asm {
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
169 xor eax, eax ; Set up for CPUID instruction
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
170 cpuid ; Get and save vendor ID
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
171 cmp eax, 1 ; Make sure 1 is valid input for CPUID
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
172 jl done ; We dont have the CPUID instruction
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
173 xor eax, eax
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
174 inc eax
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
175 cpuid ; Get family/model/stepping/features
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
176 mov features, edx
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
177 done:
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
178 }
1229
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
179 #elif defined(__sun) && (defined(__x86) || defined(__amd64))
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
180 __asm(
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
181 " movl %ebx,%edi\n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
182 " xorl %eax,%eax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
183 " cpuid \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
184 " cmpl $1,%eax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
185 " jl 1f \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
186 " xorl %eax,%eax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
187 " incl %eax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
188 " cpuid \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
189 #ifdef __i386
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
190 " movl %edx,-8(%ebp) \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
191 #else
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
192 " movl %edx,-8(%rbp) \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
193 #endif
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
194 "1: \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
195 " movl %edi,%ebx\n" );
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
196 #endif
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
197 return features;
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
198 }
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
199
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
200 static __inline__ int CPU_getCPUIDFeaturesExt()
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
201 {
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
202 int features = 0;
881
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
parents: 804
diff changeset
203 #if defined(__GNUC__) && (defined(i386) || defined (__x86_64__) )
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
204 __asm__ (
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
205 " movl %%ebx,%%edi\n"
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
206 " movl $0x80000000,%%eax # Query for extended functions \n"
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
207 " cpuid # Get extended function limit \n"
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
208 " cmpl $0x80000001,%%eax \n"
787
07760c8854d1 Date: Sat, 24 Jan 2004 14:49:58 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 786
diff changeset
209 " jl 1f # Nope, we dont have function 800000001h\n"
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
210 " movl $0x80000001,%%eax # Setup extended function 800000001h\n"
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
211 " cpuid # and get the information \n"
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
212 " movl %%edx,%0 \n"
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
213 "1: \n"
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
214 " movl %%edi,%%ebx\n"
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
215 : "=m" (features)
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
216 :
887
b4b64bb88f2f Date: Mon, 10 May 2004 10:17:46 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 881
diff changeset
217 : "%eax", "%ecx", "%edx", "%edi"
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
218 );
1152
51a8702d8ecd Updates to PocketPC (WinCE) support, thanks to Dmitry Yakimov at
Ryan C. Gordon <icculus@icculus.org>
parents: 887
diff changeset
219 #elif defined(_MSC_VER) && (defined(_M_IX86) || defined(_X86_))
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
220 __asm {
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
221 mov eax,80000000h ; Query for extended functions
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
222 cpuid ; Get extended function limit
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
223 cmp eax,80000001h
787
07760c8854d1 Date: Sat, 24 Jan 2004 14:49:58 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 786
diff changeset
224 jl done ; Nope, we dont have function 800000001h
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
225 mov eax,80000001h ; Setup extended function 800000001h
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
226 cpuid ; and get the information
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
227 mov features,edx
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
228 done:
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
229 }
1229
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
230 #elif defined(__sun) && ( defined(__i386) || defined(__amd64) )
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
231 __asm (
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
232 " movl %ebx,%edi\n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
233 " movl $0x80000000,%eax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
234 " cpuid \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
235 " cmpl $0x80000001,%eax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
236 " jl 1f \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
237 " movl $0x80000001,%eax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
238 " cpuid \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
239 #ifdef __i386
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
240 " movl %edx,-8(%ebp) \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
241 #else
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
242 " movl %edx,-8(%rbp) \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
243 #endif
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
244 "1: \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
245 " movl %edi,%ebx\n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
246 );
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
247 #endif
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
248 return features;
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
249 }
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
250
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
251 static __inline__ int CPU_haveRDTSC()
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
252 {
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
253 if ( CPU_haveCPUID() ) {
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
254 return (CPU_getCPUIDFeatures() & 0x00000010);
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
255 }
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
256 return 0;
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
257 }
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
258
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
259 static __inline__ int CPU_haveMMX()
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
260 {
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
261 if ( CPU_haveCPUID() ) {
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
262 return (CPU_getCPUIDFeatures() & 0x00800000);
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
263 }
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
264 return 0;
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
265 }
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
266
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
267 static __inline__ int CPU_haveMMXExt()
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
268 {
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
269 if ( CPU_haveCPUID() ) {
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
270 return (CPU_getCPUIDFeaturesExt() & 0x00400000);
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
271 }
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
272 return 0;
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
273 }
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
274
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
275 static __inline__ int CPU_have3DNow()
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
276 {
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
277 if ( CPU_haveCPUID() ) {
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
278 return (CPU_getCPUIDFeaturesExt() & 0x80000000);
747
da36f59485da Check for CPUID before checking for 3DNow!
Sam Lantinga <slouken@libsdl.org>
parents: 745
diff changeset
279 }
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
280 return 0;
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
281 }
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
282
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
283 static __inline__ int CPU_have3DNowExt()
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
284 {
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
285 if ( CPU_haveCPUID() ) {
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
286 return (CPU_getCPUIDFeaturesExt() & 0x40000000);
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
287 }
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
288 return 0;
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
289 }
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
290
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
291 static __inline__ int CPU_haveSSE()
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
292 {
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
293 if ( CPU_haveCPUID() ) {
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
294 return (CPU_getCPUIDFeatures() & 0x02000000);
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
295 }
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
296 return 0;
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
297 }
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
298
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
299 static __inline__ int CPU_haveSSE2()
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
300 {
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
301 if ( CPU_haveCPUID() ) {
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
302 return (CPU_getCPUIDFeatures() & 0x04000000);
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
303 }
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
304 return 0;
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
305 }
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
306
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
307 static __inline__ int CPU_haveAltiVec()
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
308 {
796
dec19b813b04 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 795
diff changeset
309 volatile int altivec = 0;
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
310 #if MACOSX
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
311 int selectors[2] = { CTL_HW, HW_VECTORUNIT };
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
312 int hasVectorUnit = 0;
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
313 size_t length = sizeof(hasVectorUnit);
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
314 int error = sysctl(selectors, 2, &hasVectorUnit, &length, NULL, 0);
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
315 if( 0 == error )
793
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
316 altivec = (hasVectorUnit != 0);
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
317 #elif SDL_ALTIVEC_BLITTERS && HAVE_SETJMP
793
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
318 void (*handler)(int sig);
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
319 handler = signal(SIGILL, illegal_instruction);
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
320 if ( setjmp(jmpbuf) == 0 ) {
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
321 asm volatile ("mtspr 256, %0\n\t"
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
322 "vand %%v0, %%v0, %%v0"
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
323 :
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
324 : "r" (-1));
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
325 altivec = 1;
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
326 }
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
327 signal(SIGILL, handler);
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
328 #endif
793
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
329 return altivec;
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
330 }
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
331
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
332 static Uint32 SDL_CPUFeatures = 0xFFFFFFFF;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
333
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
334 static Uint32 SDL_GetCPUFeatures()
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
335 {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
336 if ( SDL_CPUFeatures == 0xFFFFFFFF ) {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
337 SDL_CPUFeatures = 0;
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
338 if ( CPU_haveRDTSC() ) {
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
339 SDL_CPUFeatures |= CPU_HAS_RDTSC;
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
340 }
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
341 if ( CPU_haveMMX() ) {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
342 SDL_CPUFeatures |= CPU_HAS_MMX;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
343 }
786
e1e0a0a94570 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 785
diff changeset
344 if ( CPU_haveMMXExt() ) {
e1e0a0a94570 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 785
diff changeset
345 SDL_CPUFeatures |= CPU_HAS_MMXEXT;
e1e0a0a94570 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 785
diff changeset
346 }
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
347 if ( CPU_have3DNow() ) {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
348 SDL_CPUFeatures |= CPU_HAS_3DNOW;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
349 }
786
e1e0a0a94570 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 785
diff changeset
350 if ( CPU_have3DNowExt() ) {
e1e0a0a94570 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 785
diff changeset
351 SDL_CPUFeatures |= CPU_HAS_3DNOWEXT;
e1e0a0a94570 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 785
diff changeset
352 }
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
353 if ( CPU_haveSSE() ) {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
354 SDL_CPUFeatures |= CPU_HAS_SSE;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
355 }
786
e1e0a0a94570 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 785
diff changeset
356 if ( CPU_haveSSE2() ) {
e1e0a0a94570 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 785
diff changeset
357 SDL_CPUFeatures |= CPU_HAS_SSE2;
e1e0a0a94570 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 785
diff changeset
358 }
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
359 if ( CPU_haveAltiVec() ) {
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
360 SDL_CPUFeatures |= CPU_HAS_ALTIVEC;
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
361 }
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
362 }
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
363 return SDL_CPUFeatures;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
364 }
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
365
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
366 SDL_bool SDL_HasRDTSC()
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
367 {
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
368 if ( SDL_GetCPUFeatures() & CPU_HAS_RDTSC ) {
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
369 return SDL_TRUE;
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
370 }
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
371 return SDL_FALSE;
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
372 }
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
373
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
374 SDL_bool SDL_HasMMX()
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
375 {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
376 if ( SDL_GetCPUFeatures() & CPU_HAS_MMX ) {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
377 return SDL_TRUE;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
378 }
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
379 return SDL_FALSE;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
380 }
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
381
804
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
382 SDL_bool SDL_HasMMXExt()
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
383 {
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
384 if ( SDL_GetCPUFeatures() & CPU_HAS_MMXEXT ) {
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
385 return SDL_TRUE;
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
386 }
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
387 return SDL_FALSE;
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
388 }
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
389
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
390 SDL_bool SDL_Has3DNow()
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
391 {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
392 if ( SDL_GetCPUFeatures() & CPU_HAS_3DNOW ) {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
393 return SDL_TRUE;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
394 }
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
395 return SDL_FALSE;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
396 }
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
397
804
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
398 SDL_bool SDL_Has3DNowExt()
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
399 {
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
400 if ( SDL_GetCPUFeatures() & CPU_HAS_3DNOWEXT ) {
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
401 return SDL_TRUE;
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
402 }
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
403 return SDL_FALSE;
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
404 }
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
405
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
406 SDL_bool SDL_HasSSE()
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
407 {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
408 if ( SDL_GetCPUFeatures() & CPU_HAS_SSE ) {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
409 return SDL_TRUE;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
410 }
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
411 return SDL_FALSE;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
412 }
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
413
804
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
414 SDL_bool SDL_HasSSE2()
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
415 {
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
416 if ( SDL_GetCPUFeatures() & CPU_HAS_SSE2 ) {
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
417 return SDL_TRUE;
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
418 }
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
419 return SDL_FALSE;
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
420 }
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
421
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
422 SDL_bool SDL_HasAltiVec()
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
423 {
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
424 if ( SDL_GetCPUFeatures() & CPU_HAS_ALTIVEC ) {
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
425 return SDL_TRUE;
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
426 }
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
427 return SDL_FALSE;
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
428 }
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
429
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
430 #ifdef TEST_MAIN
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
431
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
432 #include <stdio.h>
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
433
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
434 int main()
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
435 {
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
436 printf("RDTSC: %d\n", SDL_HasRDTSC());
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
437 printf("MMX: %d\n", SDL_HasMMX());
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
438 printf("MMXExt: %d\n", SDL_HasMMXExt());
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
439 printf("3DNow: %d\n", SDL_Has3DNow());
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
440 printf("3DNowExt: %d\n", SDL_Has3DNowExt());
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
441 printf("SSE: %d\n", SDL_HasSSE());
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
442 printf("SSE2: %d\n", SDL_HasSSE2());
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
443 printf("AltiVec: %d\n", SDL_HasAltiVec());
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
444 return 0;
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
445 }
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
446
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
447 #endif /* TEST_MAIN */